@aikidosec/firewall/sinks/ClickHouse.js

Zen by Aikido is an embedded Application Firewall that autonomously protects Node.js apps against common and critical attacks, provides rate limiting, detects malicious traffic (including bots), and more.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.ClickHouse = void 0;
const Context_1 = require("../agent/Context");
const wrapExport_1 = require("../agent/hooks/wrapExport");
const checkContextForSqlInjection_1 = require("../vulnerabilities/sql-injection/checkContextForSqlInjection");
const SQLDialectClickHouse_1 = require("../vulnerabilities/sql-injection/dialects/SQLDialectClickHouse");
class ClickHouse {
    constructor() {
        this.dialect = new SQLDialectClickHouse_1.SQLDialectClickHouse();
    }
    inspectQuery(operation, args) {
        const context = (0, Context_1.getContext)();
        if (!context) {
            return undefined;
        }
        if (args.length > 0 &&
            args[0] &&
            typeof args[0] === "object" &&
            !Array.isArray(args[0]) &&
            "query" in args[0] &&
            typeof args[0].query === "string") {
            return (0, checkContextForSqlInjection_1.checkContextForSqlInjection)({
                operation: operation,
                sql: args[0].query,
                context: context,
                dialect: this.dialect,
            });
        }
        return undefined;
    }
    wrap(hooks) {
        const methodsToWrap = ["query", "command", "exec"];
        hooks
            .addPackage("@clickhouse/client-common")
            .withVersion("^1.0.0")
            .onFileRequire("dist/client.js", (exports, pkgInfo) => {
            for (const method of methodsToWrap) {
                (0, wrapExport_1.wrapExport)(exports.ClickHouseClient.prototype, method, pkgInfo, {
                    kind: "sql_op",
                    inspectArgs: (args) => this.inspectQuery(method, args),
                });
            }
        });
    }
}
exports.ClickHouse = ClickHouse;